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Japanese Journal of National Medical Services
Bacteriological studies of expectorated sputum specimens from 1924 cases of respiratory diseases were done to clarify the feasibility of the bacteriological culture of the causative organisms in the lower respiratory tract infections. The following results were obtained . 1) There were no significant bacteria in about 50% of the cases and oropharyngeal flora contaminants in 16.7% to 30.7% of the cases of the lower respiratory tract infections . 2) Bacteria that were cultured over one-third ofdoi:10.11261/iryo1946.46.75 fatcat:fas65bd6hnhqzivk3qna4t335e